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Caslano: observed built density

Municipality in the canton of Ticino · FSO no. 5171 · Parcel data as of July 2025

The parcel data covers only part of the land in the canton of Ticino, so figures here may be incomplete.

Parcels
1’625

1 % of the canton

Municipal zones
33
Median utilization
63 %

Canton: 10 %

Switzerland: 10 %

Median GFZ
0.36

Canton: 0.09

Switzerland: 0.09

Median height
8.4 m

Canton: 8.7 m

Switzerland: 9.5 m

Median floors
2.0

Canton: 1.9

Switzerland: 2.3

About Caslano

Caslano is a municipality in the canton of Ticino. The parcel data lists 1’625 parcels in 33 municipal zone types. The zone types with the most parcels are Zona residenziale estensiva (573), Zona nucleo storico (185) and Area forestale (180).

The median parcel is built to a volume utilization of 63 %; half of the parcels lie between 8 % and 109 %. The canton median is 10 %, so Caslano sits above it.

The median building height is 8.4 m at 2.0 floors, and the median floor-area ratio (GFZ) is 0.36. Parcels built in the last 20 years reach a mean volume utilization of 107 % (161 parcels), higher than the 78 % across all building years.

Parcels by municipal zone

Municipal zone types with their parcel count and median volume utilization
ZoneParcelsMedian utilization
Zona residenziale estensiva57380 %
Zona nucleo storico185232 %
Area forestale1800 %
Zona residenziale intensiva9955 %
Zona mista8865 %
Zona residenziale estensiva con disposizioni particolari8464 %
Zona residenziale semi-intensiva8380 %
Strada di servizio650 %
Zona residenziale riva lago6580 %
Attrezzatura di interesse pubblico-vincolo a favore del Comune370 %
Territorio senza destinazione specifica280 %
Strada di raccolta190 %
Other zones (21)119-

Volume utilization (ratioV)

Of the 1’595 parcels with a value, half lie between 8 % and 109 %. The median is 63 % and the mean 76 %.

0 %300 %+

Share of parcels by range

  • below 50 %44 %
  • 50 % to below 100 %26 %
  • 100 % to below 150 %17 %
  • 150 % and above14 %

Floor-area ratio (GFZ)

Of the 1’595 parcels with a value, half lie between 0.07 and 0.69. The median is 0.36 and the mean 0.54.

0.003.00+

Share of parcels by range

  • below 0.5063 %
  • 0.50 to below 1.0024 %
  • 1.00 to below 1.506 %
  • 1.50 and above8 %

Building height

Of the 1’039 parcels with a value, half lie between 6.7 m and 10.6 m. The median is 8.4 m and the mean 8.9 m.

0 m60 m+

Share of parcels by range

  • below 8 m45 %
  • 8 m to below 12 m41 %
  • 12 m to below 20 m14 %
  • 20 m and above< 1 %

Number of floors

Of the 1’085 parcels with a value, half lie between 1.4 and 2.7. The median is 2.0 and the mean 2.1.

016+

Share of parcels by range

  • below 228 %
  • 2 to below 343 %
  • 3 to below 526 %
  • 5 and above2 %

Building age cohorts

Mean volume utilization of the parcels built inside each window, from all years on record down to the last five. The windows overlap: the last 20 years include the last 5.

Built inParcelsMean utilization
All years1’62578 %
Last 60 years603100 %
Last 40 years430104 %
Last 20 years161107 %
Last 15 years8993 %
Last 10 years5196 %
Last 5 years2194 %

Open the map at Caslano

How to read this page

room shows observed built density: what has been built on the parcels, not what the zoning permits. Volume utilization (ratioV) compares the built volume of a parcel with the reference volume of its municipal zone type. The floor-area ratio (GFZ) is floor area divided by parcel area; building height and number of floors are taken from the buildings on a parcel. Figures pool all municipal zones of the area. Medians and quartiles are read from bins 10 points (ratioV), 0.1 (GFZ), 2 m (height) and 1 floor wide, so they are exact to within one bin; means are exact. A parcel counts in a distribution only when the parcel data has a value for it. The floors distribution leaves out parcels without a building (0 floors).